从雷达目标接收的信号通常埋在 热噪声和杂波。正如杂波加噪声电源 不知道先验，固定的阈值检测方案不能 假警报才会应用于雷达回报 控制。-The signal received from a radar target is usually buried in thermal noise and clutter. As the clutter-plus-noise power is not known a priori, a fixe